Affiliation: | 1. Department of Maternal-Fetal Medicine, ICGON, Fetal and Perinatal Medicine Research Group (IDIBAPS) and Center of Biomedical Research on Rare Diseases (CIBER-ER), Hospital Clinic, University of Barcelona, Barcelona, Spain Obstetrics, Gynecology and Reproductive Medicine Department, Institut Universitari Dexeus, Barcelona, Spain;2. Department of Maternal-Fetal Medicine, ICGON, Fetal and Perinatal Medicine Research Group (IDIBAPS) and Center of Biomedical Research on Rare Diseases (CIBER-ER), Hospital Clinic, University of Barcelona, Barcelona, Spain |